<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="规格名称" prop="specName">
        <el-input
          v-model="queryParams.specName"
          placeholder="请输入规格名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['point:spec:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['point:spec:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['point:spec:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['point:spec:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="specList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="规格ID" align="center" prop="id" />
      <el-table-column label="商品名称" align="center" prop="mallGoods.name" />
      <el-table-column label="规格名称" align="center" prop="specName" />
      <el-table-column label="规格值" align="center" prop="specValue" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['point:spec:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['point:spec:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改积分商城商品规格对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="选择商品" prop="goodsId">
          <el-select 
            v-model="form.goodsId" 
            placeholder="请选择商品" 
            filterable 
            clearable
            style="width: 100%"
            @change="handleGoodsChange"
          >
            <el-option
              v-for="item in goodsOptions"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            >
              <span style="float: left">{{ item.name }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.point }}积分</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="规格名称" prop="specName">
          <el-input v-model="form.specName" placeholder="请输入规格名称" />
        </el-form-item>
        <el-form-item label="规格值" prop="specValue">
          <el-input v-model="form.specValue" placeholder="请输入规格值" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listSpec, getSpec, delSpec, addSpec, updateSpec } from "@/api/point/spec"
import request from "@/utils/request"

export default {
  name: "Spec",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 积分商城商品规格表格数据
      specList: [],
      // 商品选项数据
      goodsOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        specName: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        goodsId: [
          { required: true, message: "请选择商品", trigger: "change" }
        ],
        specName: [
          { required: true, message: "规格名称不能为空", trigger: "blur" }
        ],
        specValue: [
          { required: true, message: "规格值不能为空", trigger: "blur" }
        ],
      }
    }
  },
  created() {
    this.getList()
    this.getGoodsList()
  },
  methods: {
    /** 查询积分商城商品规格列表 */
    getList() {
      this.loading = true
      // 使用新的多表联查接口
      request({
        url: '/point/spec/list-with-goods',
        method: 'get',
        params: this.queryParams
      }).then(response => {
        if (response.code === 200) {
          this.specList = response.rows
          this.total = response.total
        } else {
          this.$modal.msgError(response.msg || "获取数据失败")
        }
        this.loading = false
      }).catch(error => {
        console.error('获取规格数据失败:', error)
        this.$modal.msgError("获取规格数据失败")
        this.loading = false
      })
    },

    /** 获取商品列表 */
    getGoodsList() {
      request({
        url: '/point/goods/list',
        method: 'get'
      }).then(response => {
        if (response.code === 200) {
          this.goodsOptions = response.rows
        }
      }).catch(error => {
        console.error('获取商品列表失败:', error)
      })
    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        goodsId: null,
        specName: null,
        specValue: null,
        createTime: null,
        updateTime: null,
        mallGoods: null
      }
      // 移除可能有问题的 resetForm 调用
      // this.resetForm("form")
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      // 移除可能有问题的 resetForm 调用
      // this.resetForm("queryForm")
      this.queryParams = {
        pageNum: 1,
        pageSize: 10,
        specName: null,
      }
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset()
      this.open = true
      this.title = "添加积分商城商品规格"
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset()
      const id = row.id || this.ids
      getSpec(id).then(response => {
        this.form = response.data
        // 确保商品ID正确设置，这样下拉框就能正确回显
        if (this.form.mallGoods && this.form.mallGoods.id) {
          this.form.goodsId = this.form.mallGoods.id
        }
        this.open = true
        this.title = "修改积分商城商品规格"
      })
    },

    /** 商品选择变化处理 */
    handleGoodsChange(goodsId) {
      if (goodsId) {
        const selectedGoods = this.goodsOptions.find(item => item.id == goodsId)
        if (selectedGoods) {
          this.form.mallGoods = selectedGoods
        }
      } else {
        this.form.mallGoods = null
      }
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateSpec(this.form).then(response => {
              this.$modal.msgSuccess("修改成功")
              this.open = false
              this.getList()
            })
          } else {
            addSpec(this.form).then(response => {
              this.$modal.msgSuccess("新增成功")
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids
      this.$modal.confirm('是否确认删除积分商城商品规格编号为"' + ids + '"的数据项？').then(function() {
        return delSpec(ids)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess("删除成功")
      }).catch(() => {})
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('point/spec/export', {
        ...this.queryParams
      }, `spec_${new Date().getTime()}.xlsx`)
    }
  }
}
</script>
